Workshop Technology
Which of the following welding process uses non-consumable electrodes?

Submerged arc welding
MIG welding
TIG welding
Manual arc welding

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Workshop Technology
Sand wash is a casting defect which

Results in general enlargement of the casting
Occurs as sand patches on the upper surface of a casting
Occurs near the ingates as rough lumps on the surface of a casting
Results in a mismatching of the top and bottom parts of a casting

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Workshop Technology
Linde welding uses

Carburising flame and rightward technique
Neutral flame and rightward technique
Neutral flame and leftward technique
Oxidizing flame and leftward technique

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Workshop Technology
In a compound die

Two or more cutting operations are performed at one station of the press in every stroke of the ram
Both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram
Only one operation is performed at each stroke of the ram
Two or more operations are performed simultaneously at the single stroke of the ram

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